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Beijing Shengjun Technology Development Co., Ltd.
Custom manufacturer
1yr
Beijing, China
Main categories: PDH Multiplexer, Fiber Optic Transceivers, VoiceOver E1 PCM Multiplexer, Converter, Voice Over Fiber Transceiver
Total staff (26)Finished product inspectionOn-site material inspectionOffline trade shows attended(1times)
Top picks

Product categories

Hongda SJ 120-4E1-4GE PDH Fiber Multiplexer Railway Communications 4GE 4E1 SFP LC Telecommunications Product
$120-486
Min. order 2 pieces
Hongda SJ 120-2E1-2FE PDH Multiplexer 1+1 Optical Protection 2E1+2FE Ports FC/SC Interfaces 20-120KM Telecommunications
$470-886
Min. order 2 pieces
Industrial Grade 4E1 4FE PDH Fiber Multiplexer with FC & SC Interfaces Dual Power Supply 3-Year Warranty-for Telecommunications
$100-486
Min. order 2 pieces
Hongda SJ120-8E1-4FE Fiber Optic Converter High-Reliability Design FC/SC Connectors ≤15W Low Power Telecommunications
$65-286
Min. order 2 pieces
Featured products
Main product
128 Channel Telephone FXS/FXO RJ11 Optical Multiplexer voice Over Fiber Optical Receiver r Voice Telephone Transceiver
$698-2,100
Min. Order: 2 pairs
E1-4RS232 Data tOver E1 Interface Converter E1 to 4channel RS232 Data Fiber Converter
$35-82
Min. Order: 2 pieces
Main product
E1To Ethernet Interface Converter Protocol Converter
$30-78
Min. Order: 2 pieces
2 sold
128 Channel FXS FXO Telephone RJ11 With 4FE Optical Multiplexer Voice over Fiber Optic With 4FE Voice Telephone Transceiver
$708-2,130
Min. Order: 2 pairs
Main product
30 CH fxs/fxo Telephone with 4 network eover E1 Integrated Multiplexing Equipment Voic PCM Multiplexer Converter
$278-526
Min. Order: 2 pieces
E1 Transmission 16 Channel FXO/FXS telephone PCM Multiplexer
$148-268
Min. Order: 2 pieces
Desktop Type E1 over Ethernet Converter
$20-78
Min. Order: 2 pieces
8 Channel Voice over E1 PCM Multiplexer FXO/FXS for Efficient E1 Transmission Telecommunications Product
$80-160
Min. Order: 2 pieces
2 Channel Optical PCM Multiplexer Fiber Optic To Rj11 Pots with 4GE Converter Fxs/Fxo Voice Over Fiber Converter with 4GE
$41-183
Min. Order: 2 pairs
30CH Voice with 1 CH Network over 2*1+1 protection E1 Integrated Multiplexing Equipment Voice PCM Multiplexer Converter
$280-516
Min. Order: 2 pieces
voice fiber mux 2 channel telephone FXO/FXS over fiber optic with 4FE
$26-128
Min. Order: 2 pairs
8 Port FXO FXS over Fiber Multiplexer POTS RJ11 to Fiber Converter With 2 GE
$66-263
Min. Order: 2 pairs
128 Channel Telephone fxs/fxo RJ11 With FE Optical Multiplexer voice Over Fiber Converter With Ethernet Voice Transceiver
$700-2,119
Min. Order: 2 pairs
8 fxs/fxo telephone with 10/100/1000M Ethernet Fiber Optic Converter 8 channels for fiber transmission with GE
$61-245
Min. Order: 2 pairs
telephone Multiplexer Fiber Optic Equipment 16 Channel Voice RJ11 Over Fiber Multiplexer Fxs Fxo Fiber Multiplexer
$145-450
Min. Order: 2 pairs
64 Channel Telephone Optical Multiplexer With 4FE FXS FXO over Fiber Optic Converter With 4FE Voice Telephone Transceiver
$338-1,013
Min. Order: 2 pairs